The 3rd Battalion, 16th Field Artillery Regiment is a field artillery battalion assigned to the 2nd Brigade Combat Team, 4th Infantry Division. Carrying the lineage of Battery C, 16th Field Artillery Regiment, the battalion carries campaign streamers from World War I, World War II, and Vietnam, and has served with the 4th Infantry Division and 8th Infantry Division. The unit's nickname is "Rolling Thunder" and their motto is "Macte Nova Virtute". The battalion is composed of a headquarters and headquarters battery (HHB), three cannon batteries, and has an attached Forward Support Company, Company F, 15th Brigade Support Battalion.
The 73rd Cavalry Regiment is a Cavalry Regiment in the United States Army, first formed in 1941. The three squadrons of the 73rd Cavalry Regiment provide reconnaissance, surveillance, and target acquisition (RSTA) to the Brigade Combat Teams of the 82nd Airborne Division. 3rd Squadron is assigned to 1st Brigade, 1st Squadron is assigned to 2nd Brigade, and 5th Squadron is assigned to 3rd Brigade.
The 50th Infantry Regiment is a United States Army infantry regiment.
The 83rd Field Artillery Regiment is a regiment of the Field Artillery Branch of the United States Army.
The 34th Armor Regiment is an armored regiment of the United States Army formed in 1941.
The 2nd Field Artillery Regiment is a field artillery regiment in the United States Army. Currently a parent regiment under the U.S. Army Regimental System, the regiment has a single active battalion, the 2nd Battalion, 2nd Field Artillery, assigned to the 428th Field Artillery Brigade at the U.S. Army Field Artillery, Fort Sill, OK. Their long history is currently represented by the 2nd Field Artillery Mascots
The 6th Field Artillery Regiment is a Field Artillery Branch regiment of the United States Army first activated in 1907 from numbered companies of artillery. It was first organized with two battalions.
The 8th Field Artillery Regiment is a field artillery regiment of the United States Army first formed in 1916. The regiment served in World War I, World War II, and Korea, and regimental units have served in Vietnam, Honduras, Panama, Operation Desert Storm, Operation Enduring Freedom and Operation Iraqi Freedom. Currently organized as a parent regiment under the U.S. Army Regimental System, the regiment's only active component is the 2nd Battalion, 8th Field Artillery Regiment, currently assigned to the 1st Infantry Brigade Combat Team, 11th Airborne Division and stationed at Fort Wainwright, Alaska.
The 14th Field Artillery Regiment is a parent field artillery regiment of the United States Army, currently represented in the Regular Army by its 1st Battalion, a HIMARS unit with the 75th Field Artillery Brigade at Fort Sill, Oklahoma.
The 15th Field Artillery Regiment (FAR) is a field artillery regiment of the United States Army first formed in 1916. A parent regiment under the U.S. Army Regimental System, the 15th FAR currently has two active battalions: the 1st Battalion, 15th Field Artillery Regiment, is assigned to the 1st Brigade Combat Team, 2nd Infantry Division, while the 2nd Battalion, 15th Field Artillery Regiment, is assigned to the 2nd Brigade Combat Team, 10th Mountain Division.
The 17th Field Artillery Regiment is a field artillery regiment of the United States Army first formed in 1916.
The 25th Field Artillery Regiment is a field artillery regiment of the United States Army, first constituted 5 July 1918 in the National Army (USA). Although the regiment did not see action during World War I, elements participated in World War II, Vietnam, Panama, the Gulf War, and the Global War on Terrorism. Currently the regiment one active battalion, a towed light artillery units equipped with the M119A3 105mm Howitzer and the M777A2 155mm Howitzer. The 5th Battalion is assigned to the 3rd Brigade Combat Team, 10th Mountain Division at Fort Polk, Louisiana. The 4th Battalion was inactivated on 14 August 2014.
The 26th Field Artillery Regiment is a field artillery regiment of the United States Army first constituted 5 July 1918 in the National Army (USA).
The 33rd Field Artillery Regiment is an inactive field artillery regiment of the United States Army, first constituted in 1918 in the National Army (USA). A parent regiment under the U.S. Army Regimental System, the regiment has no active regiments. The regiment saw active service with the 1st Infantry Division in World War II. The regiment's 2nd and 6th Battalions served in Vietnam.
The 40th Field Artillery Regiment is a field artillery regiment of the United States Army, first Constituted 5 July 1918 in the National Army (USA).
The 42nd Field Artillery Regiment is a field artillery regiment of the United States Army, first Constituted 5 July 1918 in the National Army (USA).
The 77th Field Artillery Regiment is a field artillery regiment of the United States Army. First constituted 1916 in the Regular Army as a cavalry regiment. Reorganized in 1917 as field artillery and given its current designation.
The 94th Field Artillery was constituted in the Regular Army on 1 October 1933.
The 43rd Air Defense Artillery Regiment is an air defense artillery regiment of the United States Army first constituted 1918 in the Regular Army.
The 2nd Battalion, 320th Field Artillery Regiment is an inactive field artillery battalion of the United States Army. The battalion has been assigned to the 82nd Airborne Division, 11th Airborne Division and 101st Airborne Division. The battalion has participated in World War I, World War II, Vietnam, Operation Desert Storm, Operation Iraqi Freedom, and Operation Enduring Freedom. The battalion deactivated in July 2015 as part of ongoing force reductions, and its personnel and equipment were reflagged as the 2nd Battalion, 32nd Field Artillery Regiment.
United States Army 
Field artillery 
